13. [aqueous Solutions] Practice
9 Questions
| Attempts: 185
Questions and Answers
- 1.a.) Why doesn't vegetable oil dissolve in water?
- A.
Water is a polar molecule while oil is nonpolar.
- B.
Water is a nonpolar molecule while oil is polar.
- C.
Both molecules are nonpolar.
- D.
Both molecules are polar.
- 2.b.) To help dissolve a solute, we can add heat. This tells us that the process of dissolving a solute is...
- A.
Endothermic.
- B.
Exothermic.
- C.
Isothermic.
- 3.c.) Which of the following is the BEST electrolyte?
- A.
Salt water
- B.
Sugar water
- C.
Pure water
- D.
Carbonated water
- 4.D.) Which of the following happens when salt is added to water?
- A.
The boiling point increases.
- B.
The freezing point decreases.
- C.
The vapor pressure decreases.
- D.
All of the above.
- 5.
e.) According to the solubility curve shown here, how many grams of sodium chloride could you dissolve in 100 mL of water at 10 degrees?- A.
35 g
- B.
10 g
- C.
30 g
- D.
80 g
- 6.
f.) Tom dissolves 20 grams of potassium chloride in 100 mL of water at 30 degrees. According to the solubility curve, this solution can best be described as...
- A.
Unsaturated.
- B.
Saturated.
- C.
Supersaturated.
- 7.g.) If I dissolve 20 grams of sodium chloride in 100 mL of water, what is the concentration of my solution?
- A.
5 M
- B.
0.2 M
- C.
0.34 M
- D.
3.4 M
- 8.h.) If Harriet wants to create 250 mL of a 0.5 M CO2 solution, how many grams of CO2 must she dissolve?
- A.
125 g
- B.
2.8 g
- C.
0.55 g
- D.
0.125 g
- 9.i.) 200 mL of water were added to 150 mL of a 2 M Kool Aid solution. What is the new concentration?
- A.
0.86 M
- B.
1.5 M
- C.
0.01 M
- D.
2.7 M
Related Topics
Featured Quizzes
Popular Topics
- Atomic Theory Quizzes
- Chemical Bonding Quizzes
- Chemical Compound Quizzes
- Chemistry Practice Quizzes
- Clinical Chemistry Quizzes
- Electrolysis Quizzes
- Functional Group Quizzes
- Gas Quizzes
- General Chemistry Quizzes
- IBSL Chemistry Quizzes
- Medicinal Chemistry Quizzes
- Molecule Quizzes
- Rate Of Reaction Quizzes
- Soap Quizzes
- Solution And Mixture Quizzes
- State Of Matter Quizzes
- Stoichiometry Quizzes
Back to top